# SDR FDEA202607291055

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 29, 2026
- Submitted: July 29, 2026
- Operation: Air carrier
- Aircraft: [N979FD](https://openairdocs.org/aircraft/N979FD), registered now
- Make and model: Boeing 757236
- Aircraft serial: 25592
- Aircraft time: 67,425 hours, 26,468 cycles
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Electronic Unit
- Part number: 285N001140
- Part serial: D03044
- Condition: Faulted
- Location: Slat/Flap Sys
- Stage of operation: AP
- How discovered: O
- Nature of condition: J
- Precautionary procedure: L
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA202607291055

## Discrepancy

AFTER SELECTING FLAPS 30, WE RECEIVED A TE FLAP  DISAGREE MESSAGE. WE EXECUTED A GO AROUND AND  DECLARED AN EMERGENCY. AFTER RUNNING THE QRH FOR  FLAPS GREATER THAN 20 (INDICATING ROUGHLY 23  DEGREES WITH FLAPS STILL SELECTED AS 30) WE LANDED  AND TAXIED TO THE GATE UNEVENTFULLY.  REMOVED & REPLACED NR 1 FLAP/SLAT ELECTRONICS UNIT IAW MM 27-51-01-2-0 & 27-51-01-742-085.  ALL INDICATIOINS NORMAL.  PERFORMED FLAP HANDLE TRANSMITTER DETENT TEST IAW IAW MM 27-58-01-5-0. ALL INDICATIONS NORMAL.

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